Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (2) Serum or Plasma (2) (-) Urine (2) Test Area Therapeutics (2) Test Category Antiarrhythmics (1) Stimulants (1) Test Sub-Category Alkaloids (1) Barbiturates (3) Benzodiazepines (1) (-) Beta Blockers (1) Designer Benzodiazepines (1) Opiates/Opioids (3) Other (9) (-) Sympathomimetic Amines (1) Synthetic Cathinone (1) Test Test Name 0610U Benzphetamine as Metabolites, Urine 3227U Beta-Blockers Panel, Urine